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Java > Open Source Codes > org > apache > ojb > broker > core > PoolablePersistenceBroker


1 package org.apache.ojb.broker.core;
2
3 /* Copyright 2003-2005 The Apache Software Foundation
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18 import org.apache.commons.pool.KeyedObjectPool;
19 import org.apache.ojb.broker.PersistenceBrokerInternal;
20 import org.apache.ojb.broker.util.logging.LoggerFactory;
21
22 public class PoolablePersistenceBroker extends DelegatingPersistenceBroker
23 {
24     private KeyedObjectPool pool;
25
26     public PoolablePersistenceBroker(PersistenceBrokerInternal broker, KeyedObjectPool pool)
27     {
28         super(broker);
29         this.pool = pool;
30     }
31
32     public boolean close()
33     {
34         super.close();
35         try
36         {
37             pool.returnObject(this.getPBKey(), this);
38             return true;
39         }
40         catch (Exception JavaDoc e)
41         {
42             LoggerFactory.getDefaultLogger().error("Unexpected exception when returning instance to pool", e);
43             return false;
44         }
45     }
46
47     public void destroy()
48     {
49         this.setDelegate(null);
50     }
51 }
52
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